adduser.sh

来自「Solaris环境下Shell编程编程」· Shell 代码 · 共 33 行

#!/bin/sh

# Purpose: To write a script to add user to the system.
# Name: adduser


### Set a shell variable to test the grep command.
name=nuucp     # Should match a single entry
#name=uucp      # Should match a single entry
#name=root      # Should match a single entry
#name=rot       # Should not match any entry

grep "^$name:" ./mypasswd

# End of lab 4


# Use nawk to extract all the UIDs into the temp file currentuid
nawk -F: '{print $3}' ./mypasswd > ./currentuid

# Use sed to remove all 1, 2, and 3 digit UIDs from currentuid, and
# place the output in the temp file currentuid2
sed -e '/^.$/d' -e '/^..$/d' -e '/^...$/d'  ./currentuid > ./currentuid2

# Use sed to remove UIDs 60001, 60002, and 65534 from currentuid2,
# and place the output in the temp file currentuid3 
sed -e '/^6000[12]$/d' -e '/^65534$/d'  ./currentuid2 > ./currentuid3

# End of lab 6